<!doctype html>
<html lang="zh-CN">

<head>
	<!-- 必须的 meta 标签 -->
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">

	<!-- Bootstrap 的 CSS 文件 -->
	<link rel="stylesheet" href="../static/bootstrap-4.6.1/css/bootstrap.min.css">
	<link rel="stylesheet" href="../static/css/main.css">

	<title>
		<?php
		if (!empty($title)) {
			echo $title;
		}
		else{
			echo "贺卡DIY管理后台";
		}
		?>
	</title>
</head>

<body>
